public void ProcessRegularCharacterTest()
{
ParsingContextTestImpl context = new ParsingContextTestImpl();
ParsingState target = new ParsingState();
FileReaderTestImpl reader = new FileReaderTestImpl(50);
System.Text.StringBuilder localText = new System.Text.StringBuilder();
while (!reader.IsEOF)
{
char nextChar = reader.GetNextChar();
localText.Append(nextChar);
Assert.AreEqual(target.ProcessCharacter(context, nextChar), ParsingResult.Match);
Assert.AreEqual<string>(localText.ToString(), context.CurrentText);
}
}
public void NullParsingContextTest()
{
ParsingState target = new ParsingState();
target.ProcessCharacter(null, 'a');
}
private static void TestLinkedStates(ParsingResult [] returnResults, int transitionIndex)
{
ParsingState target = new ParsingState();
ParsingResult finalResult = ParsingResult.Match;
IParsingState expectedState = target;
for (int i=0; i< returnResults.Length; i++)
{
ParsingResult result = returnResults[i];
ParsingStateTestImpl nextState = new ParsingStateTestImpl(result);
target.AddNextState(nextState);
if (i == transitionIndex)
{
finalResult = result;
if (finalResult != ParsingResult.Miss)
{
expectedState = nextState;
}
else
{
expectedState = target;
}
}
}
ParsingContextTestImpl context = new ParsingContextTestImpl();
context.CurrentState = target;
char randomChar = (char)(new Random().Next(char.MinValue, char.MaxValue));
Assert.AreEqual(target.ProcessCharacter(context, randomChar), finalResult);
Assert.AreEqual<IParsingState>(expectedState, context.CurrentState);
}
public void AddNextStateNullTest()
{
ParsingState target = new ParsingState();
target.SetErrorState(null);
target.AddNextState(null);
}
public static FieldParser BuildParserWithTwoDelimitersAndQualifier(string delimiter, string rowDelimiter, string qualifier)
{
ArgumentVerifier.CheckStringArgument(delimiter, "delimiter");
ArgumentVerifier.CheckStringArgument(rowDelimiter, "rowDelimiter");
ArgumentVerifier.CheckStringArgument(qualifier, "qualifier");
FieldParser parser = new FieldParser();
parser.initialParsingState = new ParsingState();
ParsingState fieldState = new ParsingState();
ParsingState qualifiedFieldState = new ParsingState();
MatchTokenParsingState firstQualifierState = new MatchTokenParsingState(qualifier);
parser.rowDelimiterState = new MatchTokenParsingState(rowDelimiter);
MatchTokenParsingState delimiterState = new MatchTokenParsingState(delimiter);
MatchEscapedTokenParsingState secondQualifierState = new MatchEscapedTokenParsingState(qualifier);
parser.initialParsingState.AddNextState(firstQualifierState);
parser.initialParsingState.AddNextState(fieldState);
fieldState.AddNextState(parser.rowDelimiterState);
fieldState.AddNextState(delimiterState);
qualifiedFieldState.AddNextState(secondQualifierState);
firstQualifierState.AddNextState(qualifiedFieldState);
firstQualifierState.SetErrorState(fieldState);
parser.rowDelimiterState.SetErrorState(fieldState);
delimiterState.SetErrorState(fieldState);
secondQualifierState.AddNextState(fieldState);
secondQualifierState.SetErrorState(qualifiedFieldState);
return parser;
}
